App Testing

nodebestpractices

by goldbergyoni

✅ The Node.js best practices list (July 2026)

playwright

by microsoft

Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

puppeteer

by puppeteer

JavaScript API for Chrome and Firefox

storybook

by storybookjs

Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation

hoppscotch

by hoppscotch

Open-Source API Development Ecosystem • https://hoppscotch.io • Offline, On-Prem & Cloud • Web, Desktop & CLI • Open-Source Alternative to Postman, Insomnia

bruno

by usebruno

Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)

jest

by jestjs

Delightful JavaScript Testing.

promptfoo

by promptfoo

Test your prompts, agents, and RAGs. Red teaming/pentesting/vulnerability scanning for AI. Compare performance of GPT, Claude, Gemini, DeepSeek, and more. Simple declarative…

testify

by stretchr

A toolkit with common assertions and mocks that plays nicely with the standard library

javascript-testing-best-practices

by goldbergyoni

📗🌐 🚢 Comprehensive and exhaustive JavaScript & Node.js testing best practices (August 2025)

learn-go-with-tests

by quii

Learn Go with test-driven development

mocha

by mochajs

☕️ Classic, reliable, trusted test framework for Node.js and the browser

Catch2

by catchorg

A modern, C++-native, test framework for unit-tests, TDD and BDD - using C++14, C++17 and later (C++11 support is in v2.x branch, and C++03 on the Catch1.x branch)

ava

by avajs

Node.js test runner that lets you develop with confidence 🚀

enzyme

by enzymejs

JavaScript Testing utilities for React

react-testing-library

by testing-library

🐐 Simple and complete React DOM testing utilities that encourage good testing practices.

faker

by joke2k

Faker is a Python package that generates fake data for you.

goreplay

by probelabs

GoReplay is an open-source tool for capturing and replaying live HTTP traffic into a test environment in order to continuously test your system with real data. It can be used to…

hurl

by Orange-OpenSource

Hurl, run and test HTTP requests with plain text.

keploy

by keploy

Open-source platform for creating safe, isolated production sandboxes for API, integration, and E2E testing.

artemis

by google

ARTEMIS turns natural-language instructions into reliable Android automation. It automates end-to-end workflows, captures logs, and integrates seamlessly with AI coding assistants…

jasmine

by jasmine

Simple JavaScript testing framework for browsers and node.js

midscene

by web-infra-dev

See interfaces like a human. E2E testing in natural language.

mockito

by mockito

Most popular Mocking framework for unit tests written in Java

pytest

by pytest-dev

The pytest framework makes it easy to write small tests, yet scales to support complex functional testing

phpstan

by phpstan

PHP Static Analysis Tool - discover bugs in your code without running it!

httpbin

by postmanlabs

HTTP Request & Response Service, written in Python + Flask.

metersphere

by metersphere

MeterSphere 是新一代的开源持续测试工具，内置 AI 助手，让软件测试工作更简单、更高效，不再成为持续交付的瓶颈。

chromedp

by chromedp

A faster, simpler way to drive browsers supporting the Chrome DevTools Protocol.

undetected-chromedriver

by ultrafunkamsterdam

Custom Selenium Chromedriver | Zero-Config | Passes ALL bot mitigation systems (like Distil / Imperva/ Datadadome / CloudFlare IUAM)

toxiproxy

by Shopify

:alarm_clock: :fire: A TCP proxy to simulate network and system conditions for chaos and resiliency testing

Detox

by wix

Gray box end-to-end testing and automation framework for mobile apps

robotframework

by robotframework

Generic automation framework for acceptance testing and RPA

nightwatch

by nightwatchjs

Integrated end-to-end testing framework written in Node.js and using W3C Webdriver API. Developed at @browserstack

pest

by pestphp

The elegant testing framework for PHP developers and AI agents.

foundry

by foundry-rs

Foundry is a blazing fast, portable and modular toolkit for Ethereum application development written in Rust.

pollyjs

by Netflix

Record, Replay, and Stub HTTP Interactions.

Quick

by Quick

The Swift (and Objective-C) testing framework.

hypothesis

by HypothesisWorks

The property-based testing library for Python

artillery

by artilleryio

The complete load testing platform. Everything you need for production-grade load tests. Serverless & distributed. Load test with Playwright. Load test HTTP APIs, GraphQL,…

ginkgo

by onsi

A Modern Testing Framework for Go

karate

by karatelabs

Test Automation Made Simple

testcontainers-java

by testcontainers

Testcontainers is a Java library that supports JUnit tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in…

react-cosmos

by react-cosmos

Sandbox for developing and testing UI components in isolation

factory_bot

by thoughtbot

A library for setting up Ruby objects as test data.

terratest

by gruntwork-io

Terratest is a Go library that makes it easier to write automated tests for your infrastructure code.

web-skills

by andreasbm

A visual overview of useful skills to learn as a web developer

mockery

by vektra

A mock code autogenerator for Go

rod

by go-rod

A Chrome DevTools Protocol driver for web automation and scraping.

tapflow

by jo-duchan

Self-hosted iOS & Android simulator streaming for the whole team